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Gemlik, Turkey
Full City Profile
71,063
Population
490/sq mi density
16 ft
Elevation
5 meters
57°F
Avg Temperature
14°C
Gemlik enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 41°F in January while summers reach 74°F in July. The area gets 292 sunny days per year. Annual precipitation totals 24.3 inches. The area receives 0.0 inches of snow annually.
Temperature
41°F Jan (5°C)
74°F Jul (23°C)
| Annual Average | 56.7°F |
| 5% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 292 days/yr |
Geography
| Elevation | 16 ft (5 m) |
| Area | 145.2 sq mi (376.0 km²) |
| Population Density | 490/sq mi |
| Coordinates | 40.4309°N, 29.1597°W |
| Timezone | Europe/Istanbul |
Precipitation & Snow
Air Quality
Tsunami History
12 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1509 | MARMARA SEA | Earthquake | 6.0 m | 5,000 | 98 km |
| 1894 | MARMARA SEA | Earthquake | 4.5 m | 1,349 | 43 km |
| 1999 | KOCAELI, TURKEY | Earthquake | 2.5 m | 17,118 | 78 km |
| 1963 | MARMARA SEA | Earthquake | 1.0 m | 1 | 30 km |
| 2025 | MARMARA SEA | Earthquake | 0.1 m | — | 97 km |
| 1935 | MARMARA SEA | Eruption + Earthquake | — | 5 | 146 km |
| 1343 | MARMARA SEA, STRAIT OF BOSPORUS | Earthquake | — | — | 83 km |
| 986 | MARMARA SEA | Earthquake | — | — | 41 km |
| 557 | MARMARA SEA | Earthquake | — | — | 142 km |
| 551 | LEVANTIAN SEA | Earthquake | — | — | 75 km |
| 543 | BLACK SEA | Earthquake | — | — | 116 km |
| 478 | MARMARA SEA | Earthquake | — | — | 41 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 3.3 in | Coldest |
| February | 42°F (5°C) | 2.5 in | |
| March | 45°F (7°C) | 2.3 in | |
| April | 54°F (12°C) | 1.9 in | |
| May | 62°F (16°C) | 1.5 in | |
| June | 70°F (21°C) | 1.1 in | |
| July | 74°F (23°C) | 0.8 in | Warmest |
| August | 73°F (23°C) | 0.8 in | Driest |
| September | 67°F (19°C) | 1.4 in | |
| October | 59°F (15°C) | 2.3 in | |
| November | 51°F (10°C) | 2.9 in | |
| December | 45°F (7°C) | 3.5 in | Wettest |
Gemlik has a seasonal temperature swing of 33°F / from 41°F in January to 74°F in July. Total annual precipitation is 24.3 inches, with December being the wettest month (3.5") and August the driest (0.8").